About 1 in 5 people have varicose veins which are part of a spectrum of chronic vein problems. Your leg swelling, heaviness and aching is caused by leaky valves in leg veins. Lifestyle changes and surgical options can improve the situation. Vein specialists also recommend MLD therapy to increase circulation and stop swelling. In many cases a combination of MLD and compression wrapping (called CDT) will be your best option.